EP2884117A4 - Circuit hydraulique pour engin de chantier et dispositif de commande pour celui-ci - Google Patents

Circuit hydraulique pour engin de chantier et dispositif de commande pour celui-ci

Info

Publication number
EP2884117A4
EP2884117A4 EP13827990.6A EP13827990A EP2884117A4 EP 2884117 A4 EP2884117 A4 EP 2884117A4 EP 13827990 A EP13827990 A EP 13827990A EP 2884117 A4 EP2884117 A4 EP 2884117A4
Authority
EP
European Patent Office
Prior art keywords
control device
hydraulic circuit
construction equipment
device therefor
therefor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13827990.6A
Other languages
German (de)
English (en)
Other versions
EP2884117B1 (fr
EP2884117A1 (fr
Inventor
Hirofumi Hashimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo SHI Construction Machinery Co Ltd
Original Assignee
Sumitomo SHI Construction Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo SHI Construction Machinery Co Ltd filed Critical Sumitomo SHI Construction Machinery Co Ltd
Publication of EP2884117A1 publication Critical patent/EP2884117A1/fr
Publication of EP2884117A4 publication Critical patent/EP2884117A4/fr
Application granted granted Critical
Publication of EP2884117B1 publication Critical patent/EP2884117B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E02F9/2242—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance including an electronic controller
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/255—Flow control functions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3052—Shuttle valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/3059—Assemblies of multiple valves having multiple valves for multiple output members
    • F15B2211/30595—Assemblies of multiple valves having multiple valves for multiple output members with additional valves between the groups of valves for multiple output members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41554—Flow control characterised by the connections of the flow control means in the circuit being connected to a return line and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
EP13827990.6A 2012-08-07 2013-04-11 Circuit hydraulique pour engin de chantier et dispositif de commande pour celui-ci Active EP2884117B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012175170A JP5978056B2 (ja) 2012-08-07 2012-08-07 建設機械の油圧回路及びその制御装置
PCT/JP2013/060962 WO2014024521A1 (fr) 2012-08-07 2013-04-11 Circuit hydraulique pour engin de chantier et dispositif de commande pour celui-ci

Publications (3)

Publication Number Publication Date
EP2884117A1 EP2884117A1 (fr) 2015-06-17
EP2884117A4 true EP2884117A4 (fr) 2015-09-09
EP2884117B1 EP2884117B1 (fr) 2016-11-23

Family

ID=50067768

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13827990.6A Active EP2884117B1 (fr) 2012-08-07 2013-04-11 Circuit hydraulique pour engin de chantier et dispositif de commande pour celui-ci

Country Status (6)

Country Link
US (1) US9657461B2 (fr)
EP (1) EP2884117B1 (fr)
JP (1) JP5978056B2 (fr)
KR (1) KR101642900B1 (fr)
CN (1) CN104220762B (fr)
WO (1) WO2014024521A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6514522B2 (ja) * 2015-02-24 2019-05-15 川崎重工業株式会社 アンロード弁および油圧ショベルの油圧駆動システム
JP6304273B2 (ja) * 2016-02-05 2018-04-04 コベルコ建機株式会社 作業機械の油圧駆動装置
EP3225583B1 (fr) * 2016-03-31 2019-02-13 Cargotec Research & Development Ireland Limited Soupape hydraulique en sections et chariot élévateur à fourche monté sur camion incorporant une telle soupape
KR102357613B1 (ko) 2016-07-29 2022-01-28 스미토모 겐키 가부시키가이샤 쇼벨, 쇼벨용 컨트롤밸브
JP7297596B2 (ja) * 2019-08-23 2023-06-26 川崎重工業株式会社 建設機械の油圧システム
GB201912665D0 (en) * 2019-09-03 2019-10-16 Artemis Intelligent Power Ltd Hydraulic apparatus
DE112022003888T5 (de) 2021-08-10 2024-06-20 Hd Hyundai Infracore Co., Ltd. Hydrauliksystem

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131535A (ja) * 1984-07-20 1986-02-14 Kayaba Ind Co Ltd 建設車両等の油圧制御回路
EP0533953A1 (fr) * 1991-04-15 1993-03-31 Hitachi Construction Machinery Co., Ltd. Systeme d'entrainement hydraulique dans un engin de chantier
US5673558A (en) * 1994-06-28 1997-10-07 Hitachi Construction Machinery Co., Ltd. Hydraulic circuit system for hydraulic excavator
US6619037B1 (en) * 1999-01-19 2003-09-16 Hitachi Construction Machinery Co., Ltd. Hydraulic driving device of civil engineering and construction machinery

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH076530B2 (ja) * 1986-09-27 1995-01-30 日立建機株式会社 油圧ショベルの油圧回路
JP2767477B2 (ja) * 1989-10-25 1998-06-18 株式会社ゼクセル スタック型油圧制御弁装置
US5115835A (en) 1990-01-26 1992-05-26 Zexel Corporation Stacked type hydraulic control valve system
JPH08105404A (ja) * 1994-09-28 1996-04-23 Samsung Heavy Ind Co Ltd サイドバイパス流路の形成されたモノブロックコントロール弁
JPH09296802A (ja) * 1996-05-07 1997-11-18 Kobe Steel Ltd 昇降液圧回路
JP3501902B2 (ja) * 1996-06-28 2004-03-02 コベルコ建機株式会社 建設機械の制御回路
US5941155A (en) 1996-11-20 1999-08-24 Kabushiki Kaisha Kobe Seiko Sho Hydraulic motor control system
JP3643193B2 (ja) * 1996-11-20 2005-04-27 コベルコ建機株式会社 油圧モータの制御装置
JPH11107328A (ja) * 1997-10-02 1999-04-20 Kobe Steel Ltd 油圧ショベルの油圧制御装置
JPH11230375A (ja) * 1998-02-18 1999-08-27 Hitachi Constr Mach Co Ltd 再生回路を有する方向制御弁
JP3699587B2 (ja) 1998-03-06 2005-09-28 東芝機械株式会社 多連油圧バルブ
JP3948122B2 (ja) * 1998-06-22 2007-07-25 コベルコクレーン株式会社 油圧アクチュエータの制御装置
JP3491600B2 (ja) * 2000-04-13 2004-01-26 コベルコ建機株式会社 建設機械の油圧制御回路
JP3952472B2 (ja) * 2003-09-19 2007-08-01 新キャタピラー三菱株式会社 建設機械における油圧アクチュエータ用制御バルブ
KR100753986B1 (ko) * 2006-04-18 2007-08-31 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 주행직진용 유압회로
KR101005060B1 (ko) * 2007-07-30 2010-12-30 볼보 컨스트럭션 이큅먼트 에이비 가변 제어장치를 갖는 중장비용 유압회로
JP5164631B2 (ja) * 2008-03-25 2013-03-21 カヤバ工業株式会社 建設車両用バルブ装置
JP5758348B2 (ja) * 2012-06-15 2015-08-05 住友建機株式会社 建設機械の油圧回路

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131535A (ja) * 1984-07-20 1986-02-14 Kayaba Ind Co Ltd 建設車両等の油圧制御回路
EP0533953A1 (fr) * 1991-04-15 1993-03-31 Hitachi Construction Machinery Co., Ltd. Systeme d'entrainement hydraulique dans un engin de chantier
US5673558A (en) * 1994-06-28 1997-10-07 Hitachi Construction Machinery Co., Ltd. Hydraulic circuit system for hydraulic excavator
US6619037B1 (en) * 1999-01-19 2003-09-16 Hitachi Construction Machinery Co., Ltd. Hydraulic driving device of civil engineering and construction machinery

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014024521A1 *

Also Published As

Publication number Publication date
EP2884117B1 (fr) 2016-11-23
JP5978056B2 (ja) 2016-08-24
KR101642900B1 (ko) 2016-07-26
EP2884117A1 (fr) 2015-06-17
CN104220762B (zh) 2016-08-17
CN104220762A (zh) 2014-12-17
US20150068200A1 (en) 2015-03-12
US9657461B2 (en) 2017-05-23
JP2014034990A (ja) 2014-02-24
WO2014024521A1 (fr) 2014-02-13
KR20140138268A (ko) 2014-12-03

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